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$921+ Cheap flights from Knoxville (TYS) to Austria

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — VIE
May 16 — May 231
Sat 5/16
Sat 5/23
1 adult, Economy
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Cheap flight deals from Knoxville to Austria

Cheapest flights from Knoxville to Austria
Explore the most affordable flight options available from Knoxville to Austria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2026.

This United Airlines deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/122:25 pm
TYS
-
VIE
2 stops39h 55m
United Airlines
Tue 4/2110:30 am
VIE
-
TYS
1 stop18h 04m
United Airlines
Deal found 4/12$921
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:00 am
TYS
-
VIE
2 stops19h 20m
United Airlines
Fri 4/2410:30 am
VIE
-
TYS
2 stops37h 45m
United Airlines
Deal found 4/16$968
This United Airlines deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/275:45 am
TYS
-
VIE
1 stop20h 25m
United Airlines
Wed 8/510:50 am
VIE
-
TYS
1 stop19h 04m
United Airlines
Deal found 4/12$1,004
This United Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:40 am
TYS
-
VIE
1 stop16h 30m
United Airlines
Sun 4/1910:30 am
VIE
-
TYS
2 stops39h 26m
United Airlines
Deal found 4/13$1,010

Find flight deals from Knoxville to Austria

Keep the following information in mind while searching for Knoxville to Austria flight deals. Data was last updated April 16, 2026.

Round-trip from

$1,004
(United Airlines)
From Knoxville McGhee Tyson to Austria
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Austria that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 16, 2026.
Use the filters below to find and compare flights from Knoxville to Austria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleVienna

TYS - VIE

TYSVIE

Knoxville McGhee Tyson

Mon 7/27

5:45 am-8:10 am

1 stop20h 25m

Vienna Intl

Wed 8/5

10:50 am-11:54 pm

1 stop19h 04m

$1,004
Quickest round-trip

KnoxvilleVienna

TYS - VIE

TYSVIE

Knoxville McGhee Tyson

Wed 5/27

1:35 pm-8:10 am

1 stop12h 35m

Vienna Intl

Wed 7/22

10:50 am-11:54 pm

1 stop19h 04m

$1,201

KnoxvilleVienna

TYS - VIE

TYSVIE

Knoxville McGhee Tyson

Sun 5/31

1:35 pm-1:45 pm

2 stops18h 10m

Vienna Intl

Sun 6/7

10:50 am-11:54 pm

1 stop19h 04m

$1,281

KnoxvilleVienna

TYS - VIE

TYSVIE

Knoxville McGhee Tyson

Sat 5/30

1:35 pm-5:20 pm

2 stops21h 45m

Vienna Intl

Sat 6/6

10:30 am-8:56 pm

1 stop16h 26m

$1,349

KnoxvilleVienna

TYS - VIE

TYSVIE

Knoxville McGhee Tyson

Mon 6/22

5:45 am-8:35 am

2 stops20h 50m

Vienna Intl

Sat 6/27

7:45 pm-9:59 pm

2 stops32h 14m

$1,795

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/12

Sorted by cheapest first

Best time to book a flight from Knoxville to Austria

Have a flexible travel schedule? Discover the best time to fly to Austria from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Austria
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Austria

Get insights into the airlines that provide service to Austria. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austria. Reviews last updated April 16, 2026.
Peruse reviews from past customers who have flown with United Airlines and Lufthansa from Knoxville to Austria to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,594 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,594 reviews
United Airlines
7.4
Good
9,594 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Lufthansa
6.8
Okay
7,926 reviews
United Airlines
7.4
Good
9,594 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Austria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Austria?

    Most people fly from Knoxville McGhee Tyson (TYS) if they book a flight from Knoxville to Austria. Knoxville McGhee Tyson is conveniently located just 11.3 mi from Knoxville’s city center.

  • How long is the flight from Knoxville to Austria?

    There are many flights that can get you from Knoxville to Austria in 20h 25m. Fly via United Airlines to get the fastest option. There are 4857 mi between Knoxville and Austria.

  • Can I find deals for flights from Knoxville to Austria that include hotel bookings?

    Yes. In addition to deals on Knoxville to Austria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Austria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Austria.

  • Can I find deals for business class flights from Knoxville to Austria?

    Yes. Cheapflights offers flight deals from Knoxville to Austria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 2 airlines flying from Knoxville to Austria

Discover the top 2 airlines that operate flights from Knoxville to Austria. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$621Average$1,200FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$699Average$868FlexibilityNo cancel feeOn-time76%

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